#VU26470 Infinite loop in Apache Tika - CVE-2020-1951

Vulnerability identifier: #VU26470

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-1951

CWE-ID: CWE-835

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apache Tika
Server applications / Other server solutions

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop in "PSDParser". A remote attacker can use a specially crafted PSD file, consume all available system resources and cause denial of service conditions.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Apache Tika: 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 1.10, 1.11, 1.12, 1.13, 1.14, 1.15, 1.16, 1.17, 1.18, 1.19 - 1.19.1, 1.20, 1.21, 1.22, 1.23

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External links
https://lists.apache.org/thread.html/rd8c1b42bd0e31870d804890b3f00b13d837c528f7ebaf77031323172%40%3Cdev.tika.apache.org%3E
https://lists.debian.org/debian-lts-announce/2020/03/msg00035.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.